<template>
  <div>
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!-- 搜索条件 -->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li
              class="with-x"
              v-show="options.categoryName"
              @click="delCategory"
            >
              {{ options.categoryName }}<i>×</i>
            </li>
            <li class="with-x" v-show="options.keyword" @click="delKeyword">
              {{ options.keyword }}<i>×</i>
            </li>
            <li class="with-x" v-show="options.trademark" @click="delTrademark">
              {{ options.trademark.split(":")[1] }}<i>×</i>
            </li>
            <li
              class="with-x"
              v-for="(prop, index) in options.props"
              :key="prop.split(':')[0]"
              @click="delProp(index)"
            >
              {{ prop.split(":")[2] }} : {{ prop.split(":")[1] }}<i>×</i>
            </li>
          </ul>
        </div>

        <!-- 品牌和商品属性条件 -->
        <SearchSelector
          :attrsList="attrsList"
          :trademarkList="trademarkList"
          @searchTrademark="searchTrademark"
          @searchProp="searchProp"
        />

        <div class="details clearfix">
          <!-- 商品导航 -->
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li
                  :class="{
                    active: order[0] === '1',
                  }"
                  @click="setOrder('1')"
                >
                  <a>
                    综合
                    <span
                      :class="[
                        'iconfont',
                        `icon-direction-${order[1] === 'asc' ? 'up' : 'down'}`,
                      ]"
                      v-show="order[0] === '1'"
                    ></span>
                  </a>
                </li>
                <li>
                  <a>销量</a>
                </li>
                <li>
                  <a>新品</a>
                </li>
                <li>
                  <a>评价</a>
                </li>
                <li
                  :class="{
                    active: order[0] === '2',
                  }"
                  @click="setOrder('2')"
                >
                  <a>
                    价格
                    <span
                      :class="[
                        'iconfont',
                        `icon-direction-${order[1] === 'asc' ? 'up' : 'down'}`,
                      ]"
                      v-show="order[0] === '2'"
                    ></span>
                  </a>
                </li>
              </ul>
            </div>
          </div>
          <!-- 商品列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="goods in goodsList" :key="goods.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link
                      :to="{ name: 'Detail', params: { id: goods.id } }"
                    >
                      <img :src="goods.defaultImg" />
                    </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ goods.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a>{{ goods.title }}</a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页器 -->
          <div class="fr page">
            <!-- <Pagination
              :currentPage="options.pageNo"
              :pageSize="options.pageSize"
              :total="total"
            /> -->

            <Pagination
              :current-page="options.pageNo"
              :page-size="options.pageSize"
              :total="total"
              @current-change="handleCurrentChange"
              @size-change="handleSizeChange"
            />
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
// 全部引入
// import _ from "lodash";
// 引入需要的内容
import debounce from "lodash/debounce";
import SearchSelector from "./SearchSelector/SearchSelector";
import Pagination from "@/components/Pagination";
import { reqSearchGoodsList } from "@/api/search";

export default {
  name: "Search",
  data() {
    return {
      // 属性列表
      attrsList: [],
      // 商品列表
      goodsList: [],
      // 品牌列表
      trademarkList: [],
      // 总数
      total: 0,
      // 搜索条件
      options: {
        // 分类
        category1Id: "",
        category2Id: "",
        category3Id: "",
        categoryName: "",
        // 搜索关键字
        keyword: "",
        // 排序
        // 1 综合 2 价格 asc 升序 desc 降序
        order: "1:desc",
        // 分页
        pageNo: 1,
        pageSize: 5,
        // 属性 属性id:属性值:属性名
        props: [],
        // 品牌 品牌id:品牌名称
        trademark: "",
      },
    };
  },
  computed: {
    order() {
      return this.options.order.split(":");
    },
  },
  methods: {
    async searchGoodsList() {
      const {
        attrsList,
        goodsList,
        trademarkList,
        total,
      } = await reqSearchGoodsList(this.options);

      this.attrsList = attrsList;
      this.goodsList = goodsList;
      this.trademarkList = trademarkList;
      this.total = total;
    },
    // 搜索品牌
    searchTrademark(tm) {
      if (this.options.trademark === tm) return;
      this.options.trademark = tm;
      this.searchGoodsList();
    },
    // 搜索属性
    searchProp(prop) {
      if (this.options.props.includes(prop)) return;
      this.options.props.push(prop);
      this.searchGoodsList();
    },
    // 删除分类搜索条件
    delCategory() {
      this.$router.push({
        name: "Search",
        params: this.$route.params,
      });
    },
    delKeyword() {
      this.$router.push({
        name: "Search",
        query: this.$route.query,
      });
    },
    delTrademark() {
      this.searchTrademark("");
    },
    delProp(index) {
      this.options.props.splice(index, 1);
      this.searchGoodsList();
    },
    // 设置排序
    setOrder(orderName) {
      // order --> 1:desc
      const [oldOrderName, oldOrderType] = this.order;

      let orderType = "desc";
      // 点击不同的，用desc
      if (orderName === oldOrderName) {
        // 点击相同的，取反
        orderType = oldOrderType === "desc" ? "asc" : "desc";
      }

      this.options.order = `${orderName}:${orderType}`;

      this.searchGoodsList();
    },
    // 当 当前页码发生变化时触发的 回调
    handleCurrentChange: debounce(
      function(currentPage) {
        this.options.pageNo = currentPage;
        this.searchGoodsList();
      },
      200,
      { maxWait: 1000 }
    ),
    handleSizeChange(pageSize, currentPage) {
      this.options.pageSize = pageSize;
      this.options.pageNo = currentPage;
      this.searchGoodsList();
    },
  },
  watch: {
    // 搜索分类和关键字
    $route: {
      handler({ params, query }) {
        const { keyword } = params;
        const { category1Id, category2Id, category3Id, categoryName } = query;

        this.options = {
          ...this.options,
          keyword,
          category1Id,
          category2Id,
          category3Id,
          categoryName,
        };

        this.searchGoodsList();
      },
      immediate: true,
    },
  },
  components: {
    SearchSelector,
    Pagination,
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        display: flex;
        justify-content: center;
      }
    }
  }
}
</style>
